1260428800

素因数分解:

$2^9\times 5^2\times {\mathrm{59}}^1\times {\mathrm{1669}}^1$

素因数の和:1756

約数の個数: 120

約数和(自身を含む): 3177642600

約数和(自身を除く): 1917213800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 64, 80, 100, 118, 128, 160, 200, 236, 256, 295, 320, 400, 472, 512, 590, 640, 800, 944, 1180, 1280, 1475, 1600, 1669, 1888, 2360, 2560, 2950, 3200, 3338, 3776, 4720, 5900, 6400, 6676, 7552, 8345, 9440, 11800, 12800, 13352, 15104, 16690, 18880, 23600, 26704, 30208, 33380, 37760, 41725, 47200, 53408, 66760, 75520, 83450, 94400, 98471, 106816, 133520, 151040, 166900, 188800, 196942, 213632, 267040, 333800, 377600, 393884, 427264, 492355, 534080, 667600, 755200, 787768, 854528, 984710, 1068160, 1335200, 1575536, 1969420, 2136320, 2461775, 2670400, 3151072, 3938840, 4272640, 4923550, 5340800, 6302144, 7877680, 9847100, 10681600, 12604288, 15755360, 19694200, 21363200, 25208576, 31510720, 39388400, 50417152, 63021440, 78776800, 126042880, 157553600, 252085760, 315107200, 630214400, 1260428800]

約数ペア:

[(1, 1260428800), (2, 630214400), (4, 315107200), (5, 252085760), (8, 157553600), (10, 126042880), (16, 78776800), (20, 63021440), (25, 50417152), (32, 39388400), (40, 31510720), (50, 25208576), (59, 21363200), (64, 19694200), (80, 15755360), (100, 12604288), (118, 10681600), (128, 9847100), (160, 7877680), (200, 6302144), (236, 5340800), (256, 4923550), (295, 4272640), (320, 3938840), (400, 3151072), (472, 2670400), (512, 2461775), (590, 2136320), (640, 1969420), (800, 1575536), (944, 1335200), (1180, 1068160), (1280, 984710), (1475, 854528), (1600, 787768), (1669, 755200), (1888, 667600), (2360, 534080), (2560, 492355), (2950, 427264), (3200, 393884), (3338, 377600), (3776, 333800), (4720, 267040), (5900, 213632), (6400, 196942), (6676, 188800), (7552, 166900), (8345, 151040), (9440, 133520), (11800, 106816), (12800, 98471), (13352, 94400), (15104, 83450), (16690, 75520), (18880, 66760), (23600, 53408), (26704, 47200), (30208, 41725), (33380, 37760)]